Manley Engines & Components

Valve Springs, NexTek, Conical Ovate Wire, Single, 1.311 in. O.D., 353 lbs./in. Spring Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: MAN-221439-16

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.300 in. Diameter, .372 in. Stem, 5.513 in. Length, Chevy, Each

Part Number: MAN-11570-1

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Valve, Intake, NK-844 Stainless Steel, 2.065 in. Diameter, .372 in. Stem, 5.325 in. Length, Chevy, Each

Part Number: MAN-11554-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valve Lock, Machined, Steel, 10 Degree, 1-Groove, 11/32 in. Valve Stem, Pair

Part Number: MAN-13097-1

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Estimated Ship Date: Mar 13, 2026 if ordered today

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ROCKER-SBC LONG-SLOT

Part Number: MAN-43141-8

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valve, Exhaust, Race Master, Stainless Steel, 38.5mm Head Dia, 20 Degree Dish, Ford, 4.6/5.4L, Set of 8

Part Number: MAN-11633-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valves, VALVE-FD 3V E/D 38.5mm BEAD LO

Part Number: MAN-11633B-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Guideplates, 5/16, Flat Style, Steel, Black Oxide, Chevrolet SB, Set of 8

Part Number: MAN-42355-8

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Valve Spring Retainers, Steel, 10 Degree, 1.550 in. Outside Diameter, .730 in. Inside Diameter, Set of 16

Part Number: MAN-23636-16

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Estimated Ship Date: Mar 12, 2026 if ordered today

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SPRING-LS-1 .800 LIFT

Part Number: MAN-221421-16

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valve Spring, Dual, 1.340 in. Outside Diameter, 394 lbs./in. Rate, 1.050 in. Coil Bind Height, Set of 16

Part Number: MAN-221435-16

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.522 in. Length, Chevy, Each

Part Number: MAN-11845-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Pushrod, Chromoly Steel, Heat-Treated, 5/16 in. Diameter, 6.800 in. Length, Universal, Each

Part Number: MAN-25680-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

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SPRING-1.101 SINGLE

Part Number: MAN-221433-24

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Connecting Rod, ROD-4.6L/5.0L 300M 5.933 L/W

Part Number: MAN-15318R6-1

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Connecting Rod, ROD-4.6L 300M 5.850 LIGHT

Part Number: MAN-15320R6-1

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Valve Spring Retainers, Titanium, 10 Degree Lock, 1.500 in. Outside Diameter, 0.705 in. Inside Diameter, Each

Part Number: MAN-23679-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Connecting Rod Bushing, Bronze, 0.991 in. I.D., Chevy, Big Block, Each

Part Number: MAN-42327-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valve Lock, Machined, Titanium, 10 Degree, 1-Groove, 0.342 in. Valve Stem, Pair

Part Number: MAN-13198T-1

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Pushrods, Chromoly Steel, Heat-Treated, 3/8 in. Diameter, 9.000 in. Length, Universal, Set of 8

Part Number: MAN-25900-8

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Pushrods, Chromoly, 3/8 in. Diameter, 8.680 in. Length, Ball/Ball Ends, Set of 8

Part Number: MAN-25797-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Pushrods, Chromoly Steel, Heat-Treated, 3/8 in. Diameter, 10.200 in. Length, Universal, Tapered, Set of 8

Part Number: MAN-25909-8

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Pushrod, Heat-treated, Chromoly, 3/8 in. Diameter, Ball Tips, 6.500 in. Length, Set of 8

Part Number: MAN-25843-8

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Pushrods, Chromoly Steel, Heat-Treated, 3/8 in. Diameter, 9.200 in. Length, Universal, Set of 8

Part Number: MAN-25920-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 11, 2026 if ordered today

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Valve Spring Retainer, Steel, 7 Degree, 1.250 in. Outside Diameter, .680 in. Inside Diameter, Each

Part Number: MAN-23652-1

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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